Adjustable fully automatic vacuum modulator control for automatic transmission having a vacuum modulator

摘要

An adjustable fully automatic vacuum modulator control (10) for use in vehicles having automatic transmission (16) with a vacuum modulator (14). It includes a cylinder in which contains a slidably piston and front face having an adjustable stop to regulate the vacuum flow. Three ports communicate with the interior of the cylinder and the position of the piston changes during conditions of acceleration and deceleration.